AI LLM Engineer (Full Remote - Portugal)

EverAI; United States; Remote; USD 180,000 - 240,000; Full time

Benefits offered by this job

Health & Wellness Support

Learning Budget

Company Laptop & Equipment

AI Tools Access (ChatGPT/HuggingFace)

Job summary

EverAI Limited ищет инженера по ML/LLM для удаленной работы над созданием и внедрением безопасных и персонализированных AI-соединений. Вы будете отвечать за дообучение и контроль качества моделей, работать с мониторами модерации EverGuard и поддерживать высокую производительность сервиса.

Ищем кандидата с опытом работы в продуктах с ИИ как ядром бизнеса, знанием Python/PyTorch/Hugging Face и готовностью работать с нерыночными и NSFW-темами во время разработки модерации.

Qualifications

• Вы лично дообучали открытые весовые LLM для продукта и выводили их на продакшн.
• Работали в продуктах, где ИИ был ядром бизнеса, а не побочным элементом.
• Обучение/дообучение подчеркивает ваш профиль.
• Сильный Python, PyTorch и Hugging Face, практическая тренировка на GPU и отладка.

Responsibilities

• Тонкая настройка open-weight LLM с использованием SFT / LoRA/QLoRA и пост-обучения (DPO/GRPO).
• Диагностика сбоев моделей и превращение их в эксперименты.
• Определение, что требует обновления данных, пост-обучения, подсказок или классификаторов.
• Создание данных и эвристик для влияния на последующие этапы обучения.
• Улучшение поведения моделей по персонализации, согласованности и многозадачности.

Skills

Python

PyTorch

Hugging Face

GPU Training

Tools

Open-source LLMs

Job description

Описание:

Our Vision & Products EverAI - Building the Future of AI Companionship One of the Top 15 Largest & Fastest-Growing AI Companies in the World 50 Million Users in 2 years - Help Us Reach 100M first, 500M next At EverAI, we're shaping what it means to connect with AI. With 50 million users and counting, we're not just building products - we're creating entirely new categories. Our flagship product is the world's largest AI companionship platform, redefining relationships for millions. It is governed by our proprietary moderation system, EverGuard - an internal AI designed to ensure everything we build is safe, ethical, and human-first. And we're only just getting started!

Our Team

• Alexis Soulopoulos [CEO] - 10+ years in Tech Executive Leadership - Co-Founder Mad Paws Holdings (from 0 to IPO) - Forbes 30 under 30 + Deloitte TechFast50 '22 & '23
• Michael Monin [Co-founder & CTO] - 10+ years as CTO / COO (web2/web3), 3 years in AI/LLM - Serial-entrepreneur: MTK Digital (exited / 0->20m revenue) and Zipchat (AI Chatbot for E-commerce brands)
• Thomas Lacroix [Co-founder & CMO] - 8+ years in Customer Acquisition & E-commerce Growth - Serial-entrepreneur: Curatible (sold to Blackstone) and MTK Digital (exited / 0->20m revenue)

Задачи

• Fine-tune open-weight LLMs using SFT, LoRA/QLoRA and post-training methods such as DPO and GRPO
• Diagnose model failures and turn them into experiments
• Decide whether the answer is better data, post-training, prompting or classifiers
• Build training data and evals that directly shape what gets trained next
• Improve model behavior across personalization, consistency, tone, multilingual and group interactions
• Ship to production and use real user behavior to guide the next iteration
• Speed up the training loop so experiments are faster, easier to compare, and more reproducible

Требования

• You’ve personally post-trained open-weight LLMs for a user-facing product and shipped them to production
• You’ve worked where AI was core to the product or business, not an experimental side feature
• Fine-tuning is core to your experience
• Strong Python, PyTorch and Hugging Face, with hands-on GPU training and debugging
• You build data and evals yourself and make decisions from evidence
• You can take work beyond notebooks into production
• You use AI tools daily in your own engineering work
• You are fully comfortable working with uncensored models and explicit NSFW content, including harmful material when developing and evaluating moderation system
• Experience with conversational AI, roleplay products, or highly personalized consumer AI
• Multilingual LLMs Moderation, safety, or adversarial testing
• Multimodal models Open-source LLM / post-training contributions

Условия

• Exponential Growth: From 50M users in 2 years, to 100M next - and 500M beyond
• Track Record of Category-Creating Innovation: We consistently launch world-first AI applications - setting the pace, not following it
• Global Impact: Top-tier user growth, real-world adoption, and cultural relevance
• Proven Leadership: A senior team that’s launched, scaled, and exited & IPO'd multiple scale ups - now fully focused on reshaping AI companionship
• Elite Remote Team: 100% remote and built to win - world-class talent from Tier 1 tech companies, with a culture of ownership, velocity, and radical creativity
• Ethical Core: Our AI ecosystem is governed by EverGuard, our proprietary AI moderation technology, ensuring responsible development at scale
• Contract Type: We prefer B2B, but we're flexible, what matters is long-term commitment and impact
• Work From Anywhere: Fully remote. Choose the environment where you do your best work
• Paid Time Off: 4 weeks (20 working days) of PTO per year to recharge and reset
• Annual Gathering: A yearly in-person meetup to connect, brainstorm, and celebrate wins together
• Health & Wellness Support: Monthly allowance of 100 USD for health insurance expenses & access to unlimited 1:1 sessions with psychologists and lifestyle experts through OpenUp (also available to up to three of your family members)
• Co-Working Space Budget: Work from a co-working space up to twice per month (35 EUR / 40 USD per visit) to stay inspired and connected
• Learning Budget: Dedicated funds to support your professional growth: courses, books, conferences, events, or certifications
• Company Laptop & Equipment: Laptop provided + monitor budget up to 250 USD + keyboard/mouse/mic/headphones budget up to 150 USD
• AI Tools Access: Premium access to ChatGPT, Hugging Face, Claude Code, and any other tool needed to excel at your job, power your ideas and workflows

Top Tier Talent Is Our Multiplier We're a fully remote group of A-players from Tier 1 tech, led by an exec team who've launched, scaled, and exited multiple companies. We move fast, and care deeply about what we build - and who we build it with. We're looking for exceptional talent ready to ship & distribute world-first AI products at scale, fast, and co-create with us this category-defining business.